201776860

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{15263}}^1$

素因数の和:15933

約数の個数: 24

約数和(自身を含む): 424400256

約数和(自身を除く): 222623396

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 15263, 30526, 61052, 76315, 152630, 305260, 10088843, 20177686, 40355372, 50444215, 100888430, 201776860]

約数ペア:

[(1, 201776860), (2, 100888430), (4, 50444215), (5, 40355372), (10, 20177686), (20, 10088843), (661, 305260), (1322, 152630), (2644, 76315), (3305, 61052), (6610, 30526), (13220, 15263)]